#include <stdio.h>
#include <sys/types.h>
#include <sys/ipc.h>

int main(int argc, char const *argv[])
{
    key_t k1 = ftok("/home/disen/syscode", 2);
    key_t k2 = ftok("/home/disen/syscode", 2);
    printf("k1=%d, k2=%d\n", k1, k2);
    return 0;
}
